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Finding the Fourth Proportional to 895,506.60, 1,343,259.90 and 887,212.20

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Solution

The fourth proportional to 895,506.60, 1,343,259.90 and 887,212.20 is: 1,330,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,506.60 : 1,343,259.90 = 887,212.20 : x
  2. Step 2: Convert to fraction form
    895,506.60/1,343,259.90 = 887,212.20/x
  3. Step 3: Cross multiply
    895,506.60x = 1,343,259.90 × 887,212.20
  4. Step 4: Simplify right side
    895,506.60x = 1,191,756,571,050.78
  5. Step 5: Solve for x
    x = 1,191,756,571,050.78/895,506.60
  6. Step 6: Final answer
    x = 1,330,818.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.